{"product_id":"square-d-qob115-15a-120v-1-pole-bolt-on-circuit-breaker","title":"Square D QOB115 - 15 A, 120 V, 1-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eWhen you need reliable protection for a single branch circuit, the Square D QOB115 delivers precise, dependable performance in a compact, bolt-on package. This 15A, 120V, 1-pole molded case circuit breaker is designed for use in panelboards and load centers, making it an ideal choice for both new installations and panel upgrades in residential, commercial, and light industrial settings.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt-on mounting\u003c\/strong\u003e provides a rigid, vibration-resistant bus connection, reducing movement that can affect electrical performance over time.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e ensures stable, repeatable protection by responding promptly to overcurrent conditions and short circuits, helping protect wiring and connected equipment.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003e1-pole, 15A, 120V design\u003c\/strong\u003e is perfect for individual branch circuits such as lighting runs or receptacle circuits, delivering targeted protection where you need it most.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible compatibility\u003c\/strong\u003e works with matching Square D load centers and panelboards, enabling straightforward replacements and consistent electrical characteristics across the system.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMolded-case construction\u003c\/strong\u003e offers a durable, compact solution that fits neatly into standard electrical panels without unnecessary bulk.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this model stands out\u003c\/h3\u003e\n\u003cp\u003eThe QOB115 is more than a breaker—it's a reliable gatekeeper for your electrical system. The bolt-on mounting reduces the chance of loose connections in environments with vibration or frequent panel servicing, while the thermal-magnetic trip unit provides a balanced response to both sustained overloads and sudden short circuits. This combination keeps circuits protected without nuisance trips, giving you peace of mind in installations where dependable protection matters most.\u003c\/p\u003e \u003ch3\u003eIdeal applications and use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eResidential subpanels and main panels needing a trustworthy 15A, 1-pole solution for lighting or receptacle circuits.\u003c\/li\u003e \u003cli\u003eCommercial spaces with small equipment loads that require precise overcurrent protection in standard panelboards.\u003c\/li\u003e \u003cli\u003eLow- to mid-range industrial installations where reliable, compact breakers are part of a larger electrical distribution strategy.\u003c\/li\u003e \u003cli\u003ePanel upgrades or replacements where compatibility with existing Square D OEM load centers is desired for seamless integration.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eTechnical specifications at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Square D\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e QOB115\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage Rating:\u003c\/strong\u003e 15A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage Rating:\u003c\/strong\u003e 120V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNumber of Poles:\u003c\/strong\u003e 1\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting Style:\u003c\/strong\u003e Bolt-on\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical tips for installation and longevity\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eEnsure the breaker is used in a compatible Square D OEM panelboard or load center to maintain consistent electrical characteristics and fit.\u003c\/li\u003e \u003cli\u003eFollow standard safety procedures when servicing panels: disconnect the main, verify absence of voltage, and use appropriate personal protective equipment.\u003c\/li\u003e \u003cli\u003eDuring replacement, secure the breaker firmly with the bolt-on mounting to maintain a solid electrical connection and reduce the risk of vibration-related issues.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355405701282,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/schnieder_and_square_d_breaker_and_panel_942ec6f9-1b33-4657-bdb1-2a3960d7cec4.png?v=1764691880","url":"https:\/\/www.ampstate.com\/products\/square-d-qob115-15a-120v-1-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}